Dukane 28A7100HC manual Shutting down the projector, Troubleshooting your setup

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Shutting down the projector

The projector automatically displays a black screen after no active source is detected for 30 minutes. This black screen helps preserve the life of the pro- jector. The image returns when an active source is detected or a remote or keypad button is pressed.

Screen Save

You can make the black screen appear after a preset number of minutes by turning on the Screen Save feature in the Settings>System menu. See page 33.

Power Save

The projector also has a Power Save feature that automatically turns the lamp off after no active sources are detected and no user interaction with the projector is performed for 20 minutes. By default, this feature is off. See page 33.

Turning off the projector

You can turn the projector off simply by toggling the power switch to the off position.

You can also press the remote’s Power button to place the projector in the Off state while it is running. When the Power button is pressed twice (once to start the power-down process and a second time to verify that you want to power the projector off), the lamp turns off and the LED blinks green for one (1) minute while the fans continue to run to cool the lamp. While the LED is blinking green, the projector does not accept any keypad and remote control input.

When the lamp has cooled, the LED lights solid green and the fans slow down to minimal speed. To turn off the projector, toggle the power switch to the off position.

NOTE: Once the projector has been toggled off, you must wait for one (1) minute before turning the projector on again. This allows the lamp to prop- erly cool. However, if the remote was used to power the projector to the Off state you do not need to wait one minute to turn it on again.

Troubleshooting your setup

If your image appears correctly on the screen, skip to the next section. If it does not, troubleshoot the setup.

The LED on top of the projector indicates the state of the projector and can help you troubleshoot.

Table 1: LED behavior and meaning

LED color/behavior

Meaning

 

 

solid green

The power switch has been toggled on

 

and the software has initialized or the pro-

 

jector has been powered off via the

 

remote.

 

 

blinking green

The power switch has been toggled on

 

and the software is initializing, or the pro-

 

jector is powering down and the fans are

 

running to cool the lamp.

 

 

blinking red

A fan or lamp failure has occurred. Make

 

sure the vents aren’t blocked (see

see page 41 for more information

page 23).Turn off the projector and wait

 

one minute, then turn the projector on

 

again. If the projector has been working

 

for 3,000 hours or more (page 36),

 

replace the lamp and reset the lamp timer.

 

Contact Technical Support if the problem

 

persists.

 

 

solid red

An unidentifiable error: please contact

 

Technical Support.

 

 

The following tables show common problems. In some cases, more than one possible solution is provided. Try the solutions in the order they are pre- sented. When the problem is solved, you can skip the additional solutions.

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Contents Users Guide Page FCC Warning Safety CertificationsAustralian Certification C-tick mark Trademarks CanadaTable of Contents Introduction Positioning the projector On 169 and 43 modesConnecting a computer source Required computer connectionsOptional computer connections Displaying a computer source image ? No start up screen? Get help onAdjusting the image Using the projector with Windows 98 for the first time Wizard launches three times Skip this page if you did not connect a USB mouse cableFor Windows For Windows 2000, Windows ME, and Windows XPConnecting a video device Input Signal Connector Connector Label on Projector Video connectionsVideo device connections Composite video connectionVideo connection Component video connection VGA connectionDisplaying video Adjust the zoom and focus Troubleshooting your setup Shutting down the projectorToggle power switch Remove lens capRange Out Page Page Color Check lamp hours MainAbout Replace lamp Still need assistance? Using the remote control Troubleshooting the remoteUsing the audio Using the keypad buttonsTroubleshooting Audio Presentation features Optimizing computer imagesOptimizing video images Customizing the projectorUsing the menus Picture menu Save User Settings Advanced menu Settings menu Startup Logo Blank Screen Language menu Maintenance Cleaning the LensReplacing the Projection Lamp Mentally proper manner Using the security lock Cleaning the Lamp Housing ScreensSpecifications AppendixProjected image size Distance to screenRed LED Behavior and Projector Errors Red LED Behavior ExplanationNumerics Page USB Legal Information Audio Visual Products